IT1042851B - Procedimento per la preparazione di di.idrossi.antrachinoni - Google Patents

Procedimento per la preparazione di di.idrossi.antrachinoni

Info

Publication number
IT1042851B
IT1042851B IT27461/75A IT2746175A IT1042851B IT 1042851 B IT1042851 B IT 1042851B IT 27461/75 A IT27461/75 A IT 27461/75A IT 2746175 A IT2746175 A IT 2746175A IT 1042851 B IT1042851 B IT 1042851B
Authority
IT
Italy
Prior art keywords
idrossi
antrachinoni
procedure
preparation
Prior art date
Application number
IT27461/75A
Other languages
English (en)
Italian (it)
Original Assignee
Bayer Ag
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1042851B publication Critical patent/IT1042851B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B1/00—Dyes with anthracene nucleus not condensed with any other ring
    • C09B1/02—Hydroxy-anthraquinones; Ethers or esters thereof
    • C09B1/06—Preparation from starting materials already containing the anthracene nucleus
    • C09B1/08—Dyes containing only OH-groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT27461/75A 1974-09-21 1975-09-19 Procedimento per la preparazione di di.idrossi.antrachinoni IT1042851B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2445221A DE2445221C3 (de) 1974-09-21 1974-09-21 Verfahren zur Herstellung von Dihydroxyanthrachinonen

Publications (1)

Publication Number Publication Date
IT1042851B true IT1042851B (it) 1980-01-30

Family

ID=5926428

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27461/75A IT1042851B (it) 1974-09-21 1975-09-19 Procedimento per la preparazione di di.idrossi.antrachinoni

Country Status (10)

Country Link
US (1) US4002654A (fr)
JP (1) JPS5159849A (fr)
BE (1) BE833616A (fr)
BR (1) BR7506042A (fr)
CH (1) CH601161A5 (fr)
DE (1) DE2445221C3 (fr)
ES (1) ES441111A1 (fr)
FR (1) FR2285369A1 (fr)
GB (1) GB1475215A (fr)
IT (1) IT1042851B (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR336938A (fr) * 1903-11-25 1904-03-21 Societe En Commandite R. Wedekind & C° Procédé pour la fabrication des o-oxyanthraquinones et des acides o-oxyanthraquinoneoxysulfoniques
US765201A (en) * 1903-12-10 1904-07-19 Farbenfabriken Elberfeld Co Process of making anthrarufin.
US765637A (en) * 1903-12-10 1904-07-19 Farbenfabriken Elberfeld Co Process of making chrysazin.
US755801A (en) * 1903-12-10 1904-03-29 Farbenfabriken Elberfeld Co Process of making alpha-oxyanthraquinone.
GB190425541A (en) * 1904-11-24 1905-09-28 William Ambler Marshall Improvements in and relating to Automatic Fire Extinguishing Appliances.
BE333360A (fr) * 1925-04-17
DE2254199C3 (de) * 1972-11-06 1981-08-27 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Nitrohydroxy-anthrachinonen

Also Published As

Publication number Publication date
US4002654A (en) 1977-01-11
ES441111A1 (es) 1977-03-16
BR7506042A (pt) 1976-08-03
JPS5159849A (en) 1976-05-25
FR2285369B1 (fr) 1979-06-22
FR2285369A1 (fr) 1976-04-16
CH601161A5 (fr) 1978-06-30
DE2445221A1 (de) 1976-04-08
BE833616A (fr) 1976-03-19
DE2445221B2 (de) 1978-08-10
DE2445221C3 (de) 1979-04-05
GB1475215A (en) 1977-06-01

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